Claude Codeconfigurationbuilt-in

/model

Switch the AI model and save it as your default for new sessions. Adjust effort level with left/right arrows on models that support it.

Syntax

/model [model]

Example

/model claude-opus-4-8

When to use

  • Switching to a faster model for simple tasks
  • Upgrading to Opus for complex architectural work
  • Testing a specific model version

More Claude Code commands